Cita APA (7a ed.)

Shelton, C. (2006). Electrical installations for level 3. Nelson Thornes.

Cita Chicago Style (17a ed.)

Shelton, Christopher. Electrical Installations for Level 3. Cheltenham, UK: Nelson Thornes, 2006.

Cita MLA (8a ed.)

Shelton, Christopher. Electrical Installations for Level 3. Nelson Thornes, 2006.